believe what you think you see
Behold in a vacuum, I stand at the door and jump. In total isolation; having no interaction with or connection to other people, places, or actions. Your actions don't occur in a vacuum; they affect everyone else here, too! Being in such a remote, rural town can sometimes feel like living in a vacuum. See also: vacuum Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved. in a vacuum COMMON If something exists or happens in a vacuum , it seems to exist or happen separately from the things that you would expect it to be connected with. Property values do not exist in a vacuum. The market value of a house can fall if the biggest employer in town closes or a noisy club opens next door. Such decisions do not occur in a political vacuum, but have serious political implications both at home and abroad. See also: vacuum Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012 do something in a ˈvacuum do some...